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Longder power station — Taiwan

Coal power plant in Yilan, Taiwan. Approximate location 24.6293576, 121.8172207.

CoalYilanTaiwansubcritical

Longder power station is a 324 MW coal power station in Yilan, Taiwan. It is operated by Formosa Chemicals & Fibre Corp [100%]. Based on its capacity (estimated), it can supply roughly 405k homes (estimated). It ranks #30 of 60 Taiwan power plants by installed capacity. Commissioned in 2001, it is around 25 years old — relatively modern. In context, coal supplies about 36.3% of Taiwan's electricity; the national grid averages 633 gCO₂/kWh (13.4% low-carbon) (2025).

324MW installed capacity
405,462homes powered (est.)
2001commissioned (~25 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEM_coa_longder_taiwa.

Data status

Known data

FacilityLongder power station GEM-coal
CountryTaiwan · Yilan GEM-coal
Coordinates24.6293576, 121.8172207 GEM-coal
FuelCoal GEM-coal
MW installed capacity324 MW GEM · 2026 · L100000103554; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerFormosa Chemicals & Fibre Corp [100%] GEM-coal
Commissioned2001 GEM-coal
Technologysubcritical GEM-coal

Calculated from dataset

CO₂ emissions1,419,120 t CO₂·a⁻¹ calculated
Capacity rank in country#30 / 60 calculated
Fuel-specific rank in country#10 / 19 calculated
Capacity vs country/fuel peers1.00× · 324 MW · n=19 calculated
Homes-powered equivalent405,462 calculated
Environmental severityC5 · 49/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000103554; fuel: GEM GCPT

In context: how this plant compares

At 324 MW, Longder power station is around the median coal plant in Taiwan (324 MW). Technically it is described as subcritical. Coal plants burn pulverised coal to raise high-pressure steam for a turbine; they run as baseload but are the most carbon-intensive mainstream source and the first targeted for retirement or efficiency retrofits.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Key facts

Share of Taiwan coal capacity
1.2% of 26,070 MW across 19 plants in this dataset
Age among peers
11 of 16 dated coal plants in Taiwan are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Capacity vs largest coal plants in Taiwan

Taipei Port power station: 6,000 MW6kTaipei Por…Taizhong Taichung: 5,780 MW6kTaizhong T…Mailao: 4,200 MW4kMailaoHsinta (coal): 3,526 MW4kHsinta (co…Changgong power station: 1,600 MW2kChanggong …Shen'ao power station: 1,600 MW2kShen'ao po…Ho-Ping power station: 1,320 MW1kHo-Ping po…Jenwu Plant: 362 MW362Jenwu Plant

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Formosa Chemicals & Fibre Corp [100%].

Climate zone & how it works

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 24.6°N — which shapes how much energy it can produce and how its output varies through the year.

~18°Ctypical annual mean
~27°Ctypical warm-season mean
Humid subtropical: hot summers and mild winters

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
49/100environmental-severity index
10.9°Cseasonal temperature swing
6 kmdistance to coast

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #10 largest coal power plant of 19 in Taiwan by capacity.

Taiwan has 19 coal power plants in this dataset, together about 26,070 MW of capacity.

Nearby power plants

Location

Coordinates 24.6293576, 121.8172207 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Longder power station?

Longder power station is a 324 MW coal power plant in Yilan, Taiwan, commissioned in 2001.

Who operates Longder power station?

Longder power station is operated by Formosa Chemicals & Fibre Corp [100%].

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